docs: def k8s_ports_to_metadata_ports(k8s_ports):
      """
      :param k8s_ports: list of V1ServicePort
      :return: list of str, list of exposed ports, example:
              - ['1234/tcp', '8080/udp']
      """
  
      ports = []
  
      for k8s_port in k8s_ports:
          if k8s_port.protocol is not None:
              ports.append("%s/%s" % (k8s_port.port, k8s_port.protocol.lower()))
          else:
              ports.append(str(k8s_port.port))
  
      return ports